The present invention is directed to a radically curable chemical composition in form of a resin for the production of materials having an intrinsic antimicrobial effect, to the applications of these materials, to a method for the preparation of these resins and materials, and to the use of an amino-functionalized styrene derivative as a reactive diluent. The cross-linked plastic materials formed after curing have an intrinsic antimicrobial effect without the use of additional biocides.

The present invention is directed to a radically curable chemical composition in form of a resin for the production of materials having an intrinsic antimicrobial effect, to the applications of these materials, to a method for the preparation of these resins and materials, and to the use of an amino-functionalized styrene derivative as a reactive diluent. The cross-linked plastic materials formed after curing have an intrinsic antimicrobial effect without the use of additional biocides.

According to the invention there is provided a method of treating textile fibers including the steps of: providing a polymeric precursor which includes a group of sub-formula (I) where R.sup.2 and R.sup.3 are independently selected from (CR.sup.7R.sup.8).sub.n, or a group CR.sup.9R.sup.10, CR.sup.7R.sup.8CR.sup.9R.sup.10 or CR.sup.9R.sup.10CR.sup.7R.sup.8 where n is 0, 1 or 2, R.sup.7 and R.sup.8 are independently selected from hydrogen, halo or hydrocarbyl, and either one of R.sup.9 or R.sup.10 is hydrogen and the other is an electron withdrawing group, or R.sup.9 and R.sup.10 together form an electron withdrawing group, and R.sup.4 and R.sup.5 are independently selected from CH or CR.sup.11 where R.sup.11 is an electron withdrawing group, the dotted lines indicate the presence or absence of a bond, X.sup.1 is a group CX.sup.2X.sup.3 where the dotted line bond to which it is attached is absent and a group CX.sup.2 where the dotted line bond to which it is attached is present, Y.sup.1 is a group CY.sup.2Y.sup.3 where the dotted line bond to which it is attached is absent and a group CY.sup.2 where the dotted line bond to which it is attached is present, and X.sup.2, X.sup.3, Y.sup.2 and Y.sup.3 are independently selected from hydrogen, fluorine or other substituents, R.sup.1 is selected from hydrogen, halo, nitro, hydrocarbyl, optionally substituted or interposed with functional groups, or —R.sup.3-R.sup.5≡Y.sup.1, and R.sup.13 is C(O) or S(O).sub.2; coating the textile fibers with the polymeric precursor; and polymerizing the polymeric precursor so as to produce a polymeric coating on the textile fibers. ##STR00001##

According to the invention there is provided a method of treating textile fibers including the steps of: providing a polymeric precursor which includes a group of sub-formula (I) where R.sup.2 and R.sup.3 are independently selected from (CR.sup.7R.sup.8).sub.n, or a group CR.sup.9R.sup.10, CR.sup.7R.sup.8CR.sup.9R.sup.10 or CR.sup.9R.sup.10CR.sup.7R.sup.8 where n is 0, 1 or 2, R.sup.7 and R.sup.8 are independently selected from hydrogen, halo or hydrocarbyl, and either one of R.sup.9 or R.sup.10 is hydrogen and the other is an electron withdrawing group, or R.sup.9 and R.sup.10 together form an electron withdrawing group, and R.sup.4 and R.sup.5 are independently selected from CH or CR.sup.11 where R.sup.11 is an electron withdrawing group, the dotted lines indicate the presence or absence of a bond, X.sup.1 is a group CX.sup.2X.sup.3 where the dotted line bond to which it is attached is absent and a group CX.sup.2 where the dotted line bond to which it is attached is present, Y.sup.1 is a group CY.sup.2Y.sup.3 where the dotted line bond to which it is attached is absent and a group CY.sup.2 where the dotted line bond to which it is attached is present, and X.sup.2, X.sup.3, Y.sup.2 and Y.sup.3 are independently selected from hydrogen, fluorine or other substituents, R.sup.1 is selected from hydrogen, halo, nitro, hydrocarbyl, optionally substituted or interposed with functional groups, or —R.sup.3-R.sup.5≡Y.sup.1, and R.sup.13 is C(O) or S(O).sub.2; coating the textile fibers with the polymeric precursor; and polymerizing the polymeric precursor so as to produce a polymeric coating on the textile fibers. ##STR00001##

Methods for producing final polymer A are provided that comprise the following steps: (A) providing a starting polymer V, the starting polymer V being obtainable by radical polymerization of the monomers (i), (ii), (iii), and (iv) as described herein in the amounts provided herein; and (B) hydrolyzing the provided starting polymer V under alkaline conditions to obtain the final polymer A, wherein the N—C(═O)R.sup.1 groups of formula (I) at least partially hydrolyze the monomers (i) polymerized into the starting polymer V to form primary amino groups.

Certain final polymers A obtained are useful for a method for producing paper or cardboard comprising adding certain final polymers A to a first aqueous pulp suspension, dewatering the obtained second aqueous pulp suspension containing certain final polymers A on a water-permeable substrate to a wet paper structure, and further dewatering of the wet paper structure into a paper or cardboard.

Methods for producing paper or cardboard are provided that comprise the steps (A) adding a final polymer A to a first aqueous fibrous material suspension, whereby a second aqueous fibrous material suspension containing final polymer A is created, wherein the final polymer A is obtainable by radical polymerisation of the monomers (i), (ii), (iii), (iv), and (v) as described herein in the amounts provided herein; and hydrolysing the starting polymer V in order to obtain the final polymer A, (B) dewatering the second aqueous fibrous material suspension containing final polymer A on a water-permeable substrate to form a wet paper structure, (C) dewatering the wet paper structure, whereby the paper or the cardboard is formed.

According to the invention there is provided a composite article including: a textile layer having a first and a second face, each of the first and second faces having a polymeric coating thereon; a first polymeric layer adhered to the polymeric coating on the first face of the textile layer; and a second polymeric layer adhered to the polymeric coating on the second face of the textile layer; in which the polymeric coatings on the first and second faces of the textile layer are each formed by polymerizing a polymeric precursor which includes a group of sub-formula (I) where R.sup.2 and R.sup.3 are independently selected from (CR.sup.7R.sup.8)n, or a group CR.sup.9R.sup.10, CR.sup.7R.sup.8CR.sup.9R.sup.10 or CR.sup.9R.sup.10CR.sup.7R.sup.8 where n is 0, 1 or 2, R.sup.7 and R.sup.8 are independently selected from hydrogen, halo or hydrocarbyl, and either One of R.sup.9 or R.sup.10 is hydrogen and the other is an electron withdrawing group, or R.sup.9 and R.sup.10 together form an electron withdrawing group, and R.sup.4 and R.sup.5 are independently selected from CH or CR.sup.11 where R.sup.11 is an electron withdrawing group, the dotted lines indicate the presence or absence of a bond, X.sup.1 is a group CX.sup.2X.sup.3 where the dotted line bond to which it is attached is absent and a group CX.sup.2 where the dotted line bond to which it is attached is present, Y.sup.1 is a group CY.sup.2Y.sup.3 where the dotted line bond to which it is attached is absent and a group CY.sup.2 where the dotted line bond to which it is attached is present, and X.sup.2, X.sup.3, Y.sup.2 and Y.sup.3 are independently selected from hydrogen, fluorine or other substituents, R.sup.1 is selected from hydrogen, halo, nitro, hydrocarbyl, optionally substituted or interposed with functional groups, or formula (II), and R.sup.13 is C(0) or S(0).sub.2.

According to the invention there is provided a composite article including: a textile layer having a first and a second face, each of the first and second faces having a polymeric coating thereon; a first polymeric layer adhered to the polymeric coating on the first face of the textile layer; and a second polymeric layer adhered to the polymeric coating on the second face of the textile layer; in which the polymeric coatings on the first and second faces of the textile layer are each formed by polymerizing a polymeric precursor which includes a group of sub-formula (I) where R.sup.2 and R.sup.3 are independently selected from (CR.sup.7R.sup.8)n, or a group CR.sup.9R.sup.10, CR.sup.7R.sup.8CR.sup.9R.sup.10 or CR.sup.9R.sup.10CR.sup.7R.sup.8 where n is 0, 1 or 2, R.sup.7 and R.sup.8 are independently selected from hydrogen, halo or hydrocarbyl, and either One of R.sup.9 or R.sup.10 is hydrogen and the other is an electron withdrawing group, or R.sup.9 and R.sup.10 together form an electron withdrawing group, and R.sup.4 and R.sup.5 are independently selected from CH or CR.sup.11 where R.sup.11 is an electron withdrawing group, the dotted lines indicate the presence or absence of a bond, X.sup.1 is a group CX.sup.2X.sup.3 where the dotted line bond to which it is attached is absent and a group CX.sup.2 where the dotted line bond to which it is attached is present, Y.sup.1 is a group CY.sup.2Y.sup.3 where the dotted line bond to which it is attached is absent and a group CY.sup.2 where the dotted line bond to which it is attached is present, and X.sup.2, X.sup.3, Y.sup.2 and Y.sup.3 are independently selected from hydrogen, fluorine or other substituents, R.sup.1 is selected from hydrogen, halo, nitro, hydrocarbyl, optionally substituted or interposed with functional groups, or formula (II), and R.sup.13 is C(0) or S(0).sub.2.

Optical products and methods of making them are disclosed, the optical products comprising a polymeric substrate and a composite coating. The composite coating, in turn, comprises: a first layer comprising a polyionic binder, and a second layer comprising insoluble particles that absorb electromagnetic energy and insoluble particles that absorb relatively little visible light. Each of the first layer and the second layer includes a binding group component which together form a complimentary binding group pair.

Optical products and methods of making them are disclosed, the optical products comprising a polymeric substrate and a composite coating. The composite coating, in turn, comprises: a first layer comprising a polyionic binder, and a second layer comprising insoluble particles that absorb electromagnetic energy and insoluble particles that absorb relatively little visible light. Each of the first layer and the second layer includes a binding group component which together form a complimentary binding group pair.